NSN catalog · 90,963 partsCatalog › Hand Tools › FSC 5120 › 5120-00-240-5274
Socket Head Screw Key P/N B18.3
In stock — 90 on our U.S. shelfNSN 5120-00-240-5274 5120002405274 NIIN 002405274
SECO Parts has 90 in stock of NSN 5120-00-240-5274 — Socket Head Screw Key — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Low-cost part: quoted by the line, $50 minimum per line; quantity pricing on request.
One part, one step — answered within one business day. Several parts? and send them together.
- Ships in 1–3 business days from Augusta, GA
- Certificate of Conformance on request
- PO, GPC & major cards
- $50 minimum order — smaller requests still get a quote
- 30-day returns · terms
- FLIS item name
- KEY,SOCKET HEAD SCREW
- Federal supply class
- FSC 5120 — Hand Tools, Nonedged, Nonpowered
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 90 |
| Total | 90 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
5120-00-240-5274 002405274 B18.3 040-00201 648945F 75-5224 NAF39436-5 1940721 024-0065-000 AW10 88315-0 024-0065-00
Get a quote
Build a list across as many parts as you need, send it once, get one quote back — answered within one business day, usually the same day. POs and GPC welcome. $50 minimum order.
More to tell us? Need-by date, ship-to, your own RFQ document
Specifications
- Material
- Overall Steel
- Long arm length
- 3.656–3.844 in
- Short arm length
- 1.156–1.344 in
- Wrenching surface size
- Both Ends Inches Nominal 0.313
- Wrenching surface shape
- Both Ends External Hexagon
- Environmental attribute code
- Plastics Removal in the Marine Environment (Prime) Product
- Features provided
- Short Series
- Overall length
- 3.967–4.157 in
- Specification/standard data
- Professional/industrial Association Standard 05047-AS-E B18.3
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
B18.3 040-00201 648945F 75-5224 NAF39436-5 1940721 024-0065-000 AW10 88315-0 024-0065-00 7596961 109765 B01185 A-A-2473 5/16 68013 25108 GGG-K-275 TY1CL1 GGG-K-275 41W2455 1112876 1W30966 7PS12
Also referenced as
10424481
Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual. They find the item; confirm the current part number when you order.
Shown for identification only. SECO can quote against any of these numbers.
Logistics data
| Source of supply | GSA General Services Administration |
| Acquisition advice code | H Direct delivery from vendor — not stocked by the government; delivered direct from a vendor under a central contract. SECO has 90 on the shelf |
| Unit of issue | EA each |
| Demilitarization code | A Demilitarization not required — non-munitions-list item |
| Controlled inventory code | U Unclassified |
| Hazardous material indicator | N No hazardous material |
Source: public FLIS/PUB LOG cataloging data.
Why buy from SECO
These quantities sit on our own shelves — we are a stocking supplier, not a broker sourcing after you order. Condition-coded stock, formal quotes with NSN/PN on the paperwork, POs and GPC welcome, fast U.S. shipping.
In business since 1951 · 30,000+ contracts completed · about SECO & our policies · more questions answered
FAQ
What is NSN 5120-00-240-5274?
NSN 5120-00-240-5274 (5120002405274) — Socket Head Screw Key: SECO Parts has 90 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for socket head screw key in federal supply class 5120 (Hand Tools, Nonedged, Nonpowered).
Is NSN 5120-00-240-5274 available?
SECO Parts has 90 in stock in Augusta, GA — order or request a quote below.
How much does NSN 5120-00-240-5274 cost?
NSN 5120-00-240-5274 is a low-cost part, so SECO quotes it by the line rather than by the piece: there is a $50 minimum per line, and quantity pricing on request — usually answered the same business day.
What part numbers cross-reference to NSN 5120-00-240-5274?
Part numbers that cross-reference this NSN include B18.3, 040-00201, 648945F, 75-5224, NAF39436-5, 1940721, 024-0065-000, AW10. It is also referenced by older, superseded or advisory numbers: 10424481. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names KEY,SOCKET HEAD SCREW. Same name is not the same part: check the part numbers.